Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Compton: Compton DA, CA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
310-661 A CMTNCA01DS0  9740 PACIFIC BELL 730      
310-661 0 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2006-05-17   
310-661 1 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2006-05-17   
310-661 2 CMTNCA01DS0  9740 PACIFIC BELL 730      
310-661 3 CMTNCA01DS0  9740 PACIFIC BELL 730      
310-661 4 CMTNCA01DS0  9740 PACIFIC BELL 730      
310-661 5 CMTNCA01DS0  9740 PACIFIC BELL 730      
310-661 6 CMTNCA01DS0  9740 PACIFIC BELL 730      
310-661 7 CMTNCA01DS0  9740 PACIFIC BELL 730      
310-661 8 LSANCA54ZMD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 730   2007-01-28   
310-661 9 CMTNCA01DS0  9740 PACIFIC BELL 730      
310-667 A RVSDCAMLDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
310-667 0 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2006-02-17   
310-667 1 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2006-02-17   
310-667 2 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2006-02-17   
310-667 3 RVSDCAMLDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
310-667 4 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2000-04-12   
310-667 5 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2000-04-12   
310-667 6 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-03-04   
310-667 7 LSANCARCD3S  649C ONVOY, LLC - CA 730   2022-07-30   
310-667 8 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2000-04-17   
310-667 9 ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2000-04-04   
310-668 A CMTNCA01DS0  9740 PACIFIC BELL 730      
310-668 0 CMTNCA01DS0  9740 PACIFIC BELL 730      
310-668 1 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-06-02   
310-668 2 CMTNCA01DS0  9740 PACIFIC BELL 730      
310-668 3 CMTNCA01DS0  9740 PACIFIC BELL 730      
310-668 4 CMTNCA01DS0  9740 PACIFIC BELL 730      
310-668 5 CMTNCA01DS0  9740 PACIFIC BELL 730      
310-668 6 CMTNCA01DS0  9740 PACIFIC BELL 730      
310-668 7 CMTNCA01DS0  9740 PACIFIC BELL 730      
310-668 8 CMTNCA01DS0  9740 PACIFIC BELL 730      
310-668 9 CMTNCA01DS0  9740 PACIFIC BELL 730      
310-669 A CMTNCA01DS0  9740 PACIFIC BELL 730      
310-687 A CMTNCA01DS0  9740 PACIFIC BELL 730      
310-705 A LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-705 0 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-705 1 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-705 2 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-705 3 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-705 4 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-705 5 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-705 6 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730   2017-11-27   
310-705 7 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730   2017-11-27   
310-705 8 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730   2017-11-27   
310-705 9 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
310-731 A LSANCA039MD  6630 USA MOBILITY WIRELESS, INC. 730      
310-735 A IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-735 0 IRVECAEIDS2  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
310-735 1 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2006-02-17   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.